is this possible to do in motion 3?

[teupaksa]

are there any possibilities to do this in motion 3. any of you AE users that have some knowledge? i would appreciate that very much? see the link:
http://www.videocopilot.net/tutorial/2d_depth_of_field/

 

[MikeWilkinson]

Not sure about setting a blur to read luminance.... BUT you could also duplicate your footage layer, blur it, mask an area out, then feather the mask.

 

[teupaksa]

thanks for reply. good idea...
by the way. i just found compound blur. seem like it is possible to do somthing similar with that one. but i havent tried it yet...